Zastava M77: 308 Monster AK Accuracy testing with 5X Micro prism optic.

Published on August 20, 2023
Duration: 18:12

This guide details the setup and accuracy testing of a Zastava M77 rifle in .308 Winchester, featuring an advanced setup with a Primary Arms SLx 5x Microprism optic and various aftermarket components. Expert insights from KLAYCO47 highlight the rifle's potential for extended range accuracy beyond typical AK platforms, demonstrating effective use of the ACSS Aurora reticle for holdovers up to 800 yards. The video covers modifications like trigger upgrades and optic mounting, offering valuable information for enthusiasts of Yugo-pattern AKs.

Quick Summary

The Zastava M77 in .308 Winchester, equipped with a Primary Arms SLx 5x Microprism optic featuring the ACSS Aurora reticle, was tested for accuracy up to 800 yards. Modifications included an ALG trigger and JMac flash hider. The rifle demonstrated high reliability with steel-cased ammo, and the optic proved effective for long-range holdovers, though its eye box tightens at extreme distances.

Chapters

  1. 00:00Introduction to Zastava M77
  2. 00:44Testing Goals and Optics
  3. 02:21Furniture and Trigger Upgrades
  4. 04:50Muzzle Device and Mounting
  5. 07:18Rapid Fire and Reliability
  6. 09:50Long-Range Accuracy Testing
  7. 14:15Final Assessment

Frequently Asked Questions

What are the key features of the Zastava M77 rifle tested?

The Zastava M77 is a large-frame AK chambered in .308 Winchester, featuring a robust 1.5mm receiver with a bulged trunnion and an approximately 19.7-inch barrel, making it suitable for extended range accuracy.

How does the Primary Arms SLx 5x Microprism optic perform on the Zastava M77?

The Primary Arms SLx 5x Microprism with the ACSS Aurora reticle provides effective holdovers for long-range shooting up to 800 yards. While excellent for wind compensation, the eye box can become tight at extreme distances.

What modifications were made to the Zastava M77 for this test?

The rifle was upgraded with an ALG trigger, a Kyber Customs trigger pin retainer plate, a JMac G36-style flash hider, and an RS Regulate 302MS optic mount, enhancing its performance and ergonomics.

What ammunition was used, and how was the rifle's reliability?

The Zastava M77 was tested with Wolf and Barnaul steel-cased ammunition using CS Spec 25-round magazines, demonstrating high reliability during rapid fire sequences.

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